The Caline Blue CP 45 Caline is a Caline compressor pedal. Close alternatives include the Demon FX Optocoupler Bass Compressor Just and the Strymon OB.1 Bass. It pairs well with the Laney RB3 Richter Bass Amp and the Synergy SL2 Module.

Caline Blue CP 45 Caline

Caline · pedal

The Caline CP-45 is a mini-format bass compressor pedal using optical compression technology. Features ATTACK and SENSE controls giving responsive dynamic control with transparent tone and clear articulate sound production. The compact blue aluminum-alloy enclosure is designed for bass-specific frequency response and dynamics. Can also be used to add volume boost and improved signal penetration when required. True bypass. An affordable optical bass compressor in a mini pedal format.

What stands out

  • “The CP-45 delivers smooth optical compression for bass players who want transparent dynamics control in a compact, affordable format”

    — from the community notes

  • “The compact blue aluminum-alloy enclosure is designed for bass-specific frequency response and dynamics”

    — from the listing

  • “The Caline CP-45 is a mini-format bass compressor pedal using optical compression technology”

    — from the listing

  • “Affordable price point makes optical bass compression accessible on entry-level budgets”

    — from the reviews

  • “Features ATTACK and SENSE controls giving responsive dynamic control with transparent tone and clear articulate sound production”

    — from the listing

Trade-offs

  • “in the signal chain it is typically placed first before drive or octave pedals”

    — from the community notes

  • “release”

    — from the reviews

  • optical compression
  • bass
  • optical
  • transparent
  • dynamic
  • attack
  • smooth
  • frequency response

Good for

  • Busking
  • Live

Genres the Caline Blue CP 45 Caline is commonly used in

  • Metal
  • Country
    citedInferred from shared tonal signals, not a stated genre tag.
  • Funk
    citedInferred from shared tonal signals, not a stated genre tag.
  • Alternative
    citedInferred from shared tonal signals, not a stated genre tag.
  • Electronic
    citedInferred from shared tonal signals, not a stated genre tag.
  • Blues
    citedInferred from shared tonal signals, not a stated genre tag.

Amps that pair well with the Caline Blue CP 45 Caline

Laney RB3 Richter Bass Amp

Laney

16% match
$408.77via Reverb

fills a frequency gapFills in a frequency range the other side doesn't cover, instead of piling more onto what's already there. (transparent → mid-forward)

What Laney RB3 Richter Bass Amp brings here leans toward mid-forward — that's worth building a pairing around

Comes later in the signal chain

Synergy SL2 Module

Synergy

tonal match

Comes later in the signal chain

Put Synergy SL2 Module after Caline Blue CP 45 Caline

Friedman Small Box 50W EL34 Amp Head

Friedman

tonal match

Comes later in the signal chain

Friedman Small Box 50W EL34 Amp Head goes after Caline Blue CP 45 Caline in the chain

ENGL Special Edition E670

Engl

tonal match

Comes later in the signal chain

ENGL Special Edition E670 goes after Caline Blue CP 45 Caline in the chain

Mesa/Boogie JP-2C John Petrucci Signature 60/100-Watt

Mesa Boogie

tonal match

Comes later in the signal chain

Mesa/Boogie JP-2C John Petrucci Signature 60/100-Watt goes after Caline Blue CP 45 Caline in the chain

Egnater Tweaker 88 Head

Egnater

tonal match

Comes later in the signal chain

Egnater Tweaker 88 Head goes after Caline Blue CP 45 Caline in the chain

Ceriatone 2202H

Ceriatone

tonal match

Comes later in the signal chain

Put Ceriatone 2202H after Caline Blue CP 45 Caline

Mesa/Boogie Stiletto Deuce Stage II

Mesa Boogie

tonal match
$1147.50via Reverb

Comes later in the signal chain

Mesa/Boogie Stiletto Deuce Stage II goes after Caline Blue CP 45 Caline in the chain

Pedals that stack with the Caline Blue CP 45 Caline

Electro-Harmonix 1973 Violet Ram's Head Big Muff Pi V2

Electro-Harmonix

16% match
$114.30via Reverb

fills a frequency gapFills in a frequency range the other side doesn't cover, instead of piling more onto what's already there. (transparent → mid-forward)

Electro-Harmonix 1973 Violet Ram's Head Big Muff Pi V2 leans toward fuzzy, and that's a real, usable character to pair with

Comes later in the signal chain

Wren and Cuff Box of War OG

Wren And Cuff

16% match
$297.57via Reverb

Wren and Cuff Box of War OG leans toward full, and that's a real, usable character to pair with

Comes later in the signal chain

Fender Hammertone Reverb

Fender

6% match
$85.19via Reverb

sits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor.

Run Fender Hammertone Reverb after Caline Blue CP 45 Caline in the signal chain, where it won't crowd Caline Blue CP 45 Caline — goes in the amp's FX loop (or last, into a clean amp)

Comes later in the signal chain

Eventide Modulated Delay

Eventide

6% match

sits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor.

Run Eventide Modulated Delay after Caline Blue CP 45 Caline in the signal chain, where it won't crowd Caline Blue CP 45 Caline — goes in the amp's FX loop (or last, into a clean amp)

Comes later in the signal chain

Dr. Scientist Frazz Dazzler V2

Dr Scientist

tonal match
$203.84via Reverb

Comes later in the signal chain

Put Dr. Scientist Frazz Dazzler V2 after Caline Blue CP 45 Caline

Warm Audio Jet Phaser

Warm Audio

tonal match
$109.24via Reverb

Comes later in the signal chain

Warm Audio Jet Phaser belongs after Caline Blue CP 45 Caline, since modulation reads clearest once the core tone is set

Donner Big Mouth Distortion

Donner

tonal match
$29.95via Reverb

Comes later in the signal chain

Put Donner Big Mouth Distortion after Caline Blue CP 45 Caline

Demon FX Gladiator Double Preamp Just

Demon Fx

tonal match
$64.88via Reverb

Comes later in the signal chain

Put Demon FX Gladiator Double Preamp Just after Caline Blue CP 45 Caline

Alternatives

Demon FX Optocoupler Bass Compressor Just

Demon Fx

61% similarity
$49.88via Reverb

Shared character: bass, tight tracking, compressor

Strymon OB.1 Bass

Strymon

57% similarity
$251.99via Reverb

Shared character: bass, compressor, boost

Arcade Audio Button Masher Compressor

Arcade Audio

56% similarity
$29.95via Reverb

Shared character: compressor, true bypass, smooth

Empress Bass Compressor Blue

Empress

55% similarity

Shared character: compressor, attack, transparent

Fender Bassman Compressor

Fender

54% similarity
$93.03via Reverb

Shared character: bass, compressor, attack

Ampeg Opto Comp Compressor

Ampeg

54% similarity
$115.25via Reverb

Shared character: live performances, compressor, attack

Boss CP-1X Compressor

Boss

50% similarity
$158.99via Reverb

Shared character: compressor, signal chain, attack

Laney Black Country Customs Custard Factory Compressor

Laney

47% similarity
$133.59via Reverb

Shared character: compressor, transparent, bass

Boss LMB-3 Bass Limiter/Enhancer

Boss

47% similarity
$82.27via Reverb

Shared character: one octave, signal chain, attack

Providence Bass Boot Comp BTC-1

Providence

40% similarity
$190.85via Reverb

Shared character: compressor, bass

See all alternatives to the Caline Blue CP 45 Caline (cheaper + boutique) →

Questions people ask

What are good alternatives to the Caline Blue CP 45 Caline?+

The closest matches in character are the Demon FX Optocoupler Bass Compressor Just, the Strymon OB.1 Bass, the Arcade Audio Button Masher Compressor.

What pairs well with the Caline Blue CP 45 Caline?+

Strong matches from rig and tone-complementarity evidence: Laney RB3 Richter Bass Amp, Synergy SL2 Module, Friedman Small Box 50W EL34 Amp Head — What Laney RB3 Richter Bass Amp brings here leans toward mid-forward — that's worth building a pairing around.

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